The trade deal, supported by Obama, is unpopular with a large contingent of Democrats who have loudly voiced their opposition to it throughout the DNC.

Hillary Clinton previously supported a version of the deal, but reversed her position after the final details were made available.

The deal is unlikely to clear Congress during the election season, but some political observers think it might have a chance to pass during the lame-duck session of Congress.

Photos of Hillary Clinton and Barack Obama at the DNC:

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Hillary Clinton and Barack Obama at the DNC

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Hillary Clinton and Barack Obama at the DNC

U.S. President Barack Obama (L) and Democratic presidential candidate Hillary Clinton wave to the crowd after the President spoke at the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Brian Snyder

Democratic presidential nominee Hillary Clinton hugs U.S. President Barack Obama as she arrives onstage at the end of his speech on the third night of the 2016 Democratic National Convention in Philadelphia, Pennsylvania, U.S., July 27, 2016. REUTERS/Jim Young

Democratic presidential nominee Hillary Clinton joins U.S. President Barack Obama onstage after his remarks on the third night of the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Jonathan Ernst TPX IMAGES OF THE DAY

Democratic presidential nominee Hillary Clinton hugs U.S. President Barack Obama as she arrives onstage at the end of his speech on the third night of the 2016 Democratic National Convention in Philadelphia, Pennsylvania, U.S., July 27, 2016. REUTERS/Jim Young

U.S. President Barack Obama and Democratic presidential nominee Hillary Clinton appear onstage together after his speech on the third night at the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Carlos Barria

Democratic presidential nominee Hillary Clinton greets U.S. President Barack Obama as she arrives onstage at the end of his speech on the third night of the 2016 Democratic National Convention in Philadelphia, Pennsylvania, U.S., July 27, 2016. REUTERS/Jim Young

Democratic presidential nominee Hillary Clinton greets U.S. President Barack Obama as she arrives onstage at the end of his speech on the third night of the 2016 Democratic National Convention in Philadelphia, Pennsylvania, U.S., July 27, 2016. REUTERS/Jim Young

U.S. President Barack Obama and Democratic presidential nominee Hillary Clinton appear onstage together after his speech on the third night at the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Mark Kauzlarich

U.S. President Barack Obama and Democratic presidential nominee Hillary Clinton appear onstage together after his speech on the third night at the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Mike Segar

U.S. President Barack Obama and Democratic presidential nominee Hillary Clinton appear onstage together after his speech on the third night at the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Mike Segar

U.S. President Barack Obama and Democratic presidential nominee Hillary Clinton appear onstage together after his speech on the third night at the Democratic National Convention in Philadelphia, Pennsylvania, U.S. July 27, 2016. REUTERS/Mike Segar